./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-ext/39_rand_lock_p0_vs-b.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-ext/39_rand_lock_p0_vs-b.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 963fe2b49296fadf7c892a862a5472be95dcc4e457bf5d1be114d7bd124d5424 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 04:00:35,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 04:00:35,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 04:00:35,960 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 04:00:35,961 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 04:00:35,964 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 04:00:35,966 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 04:00:35,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 04:00:35,971 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 04:00:35,975 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 04:00:35,976 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 04:00:35,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 04:00:35,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 04:00:35,981 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 04:00:35,983 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 04:00:35,991 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 04:00:35,992 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 04:00:35,993 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 04:00:35,995 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 04:00:35,999 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 04:00:36,000 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 04:00:36,001 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 04:00:36,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 04:00:36,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 04:00:36,015 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 04:00:36,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 04:00:36,016 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 04:00:36,018 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 04:00:36,018 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 04:00:36,019 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 04:00:36,019 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 04:00:36,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 04:00:36,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 04:00:36,024 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 04:00:36,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 04:00:36,025 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 04:00:36,025 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 04:00:36,025 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 04:00:36,026 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 04:00:36,026 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 04:00:36,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 04:00:36,029 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 04:00:36,063 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 04:00:36,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 04:00:36,064 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 04:00:36,065 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 04:00:36,066 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 04:00:36,066 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 04:00:36,066 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 04:00:36,067 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 04:00:36,067 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 04:00:36,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 04:00:36,068 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 04:00:36,068 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 04:00:36,068 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 04:00:36,068 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 04:00:36,068 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 04:00:36,069 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 04:00:36,069 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 04:00:36,069 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 04:00:36,069 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 04:00:36,069 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 04:00:36,070 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 04:00:36,070 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 04:00:36,070 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 04:00:36,070 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 04:00:36,070 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 04:00:36,071 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 04:00:36,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 04:00:36,071 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 04:00:36,071 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 04:00:36,071 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 04:00:36,072 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 04:00:36,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 04:00:36,072 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 04:00:36,072 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 04:00:36,072 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 04:00:36,073 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 04:00:36,073 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 04:00:36,073 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 963fe2b49296fadf7c892a862a5472be95dcc4e457bf5d1be114d7bd124d5424 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 04:00:36,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 04:00:36,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 04:00:36,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 04:00:36,391 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 04:00:36,392 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 04:00:36,393 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/39_rand_lock_p0_vs-b.i [2023-08-29 04:00:37,584 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 04:00:37,857 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 04:00:37,858 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/39_rand_lock_p0_vs-b.i [2023-08-29 04:00:37,869 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02b23ba6f/6a8c4ded0646472a9972b4bc303b91eb/FLAG53691f04b [2023-08-29 04:00:37,885 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02b23ba6f/6a8c4ded0646472a9972b4bc303b91eb [2023-08-29 04:00:37,887 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 04:00:37,888 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 04:00:37,889 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 04:00:37,889 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 04:00:37,894 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 04:00:37,895 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:00:37" (1/1) ... [2023-08-29 04:00:37,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70f558fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:37, skipping insertion in model container [2023-08-29 04:00:37,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:00:37" (1/1) ... [2023-08-29 04:00:37,903 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 04:00:37,942 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 04:00:38,285 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/39_rand_lock_p0_vs-b.i[30403,30416] [2023-08-29 04:00:38,296 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 04:00:38,305 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 04:00:38,347 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/39_rand_lock_p0_vs-b.i[30403,30416] [2023-08-29 04:00:38,356 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 04:00:38,394 INFO L208 MainTranslator]: Completed translation [2023-08-29 04:00:38,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38 WrapperNode [2023-08-29 04:00:38,395 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 04:00:38,396 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 04:00:38,396 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 04:00:38,397 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 04:00:38,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:38,429 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:38,457 INFO L138 Inliner]: procedures = 172, calls = 16, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 92 [2023-08-29 04:00:38,458 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 04:00:38,459 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 04:00:38,459 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 04:00:38,459 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 04:00:38,467 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:38,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:38,473 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:38,474 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:38,488 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:38,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:38,500 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:38,502 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:38,504 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 04:00:38,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 04:00:38,510 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 04:00:38,510 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 04:00:38,510 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:38,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 04:00:38,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 04:00:38,538 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-29 04:00:38,555 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-29 04:00:38,582 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-08-29 04:00:38,582 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-08-29 04:00:38,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 04:00:38,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 04:00:38,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 04:00:38,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 04:00:38,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 04:00:38,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 04:00:38,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 04:00:38,586 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 04:00:38,771 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 04:00:38,773 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 04:00:38,999 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 04:00:39,082 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 04:00:39,082 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-29 04:00:39,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:00:39 BoogieIcfgContainer [2023-08-29 04:00:39,085 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 04:00:39,086 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 04:00:39,087 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 04:00:39,089 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 04:00:39,090 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 04:00:37" (1/3) ... [2023-08-29 04:00:39,090 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72a2582b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:00:39, skipping insertion in model container [2023-08-29 04:00:39,090 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (2/3) ... [2023-08-29 04:00:39,091 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72a2582b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:00:39, skipping insertion in model container [2023-08-29 04:00:39,091 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:00:39" (3/3) ... [2023-08-29 04:00:39,092 INFO L112 eAbstractionObserver]: Analyzing ICFG 39_rand_lock_p0_vs-b.i [2023-08-29 04:00:39,099 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 04:00:39,108 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 04:00:39,109 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2023-08-29 04:00:39,109 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 04:00:39,145 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 04:00:39,152 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-29 04:00:39,156 INFO L158 Benchmark]: Toolchain (without parser) took 1267.09ms. Allocated memory is still 98.6MB. Free memory was 75.1MB in the beginning and 67.6MB in the end (delta: 7.5MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2023-08-29 04:00:39,156 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 71.3MB. Free memory was 49.5MB in the beginning and 49.4MB in the end (delta: 84.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 04:00:39,157 INFO L158 Benchmark]: CACSL2BoogieTranslator took 506.30ms. Allocated memory is still 98.6MB. Free memory was 75.1MB in the beginning and 55.7MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-08-29 04:00:39,157 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.78ms. Allocated memory is still 98.6MB. Free memory was 55.6MB in the beginning and 53.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 04:00:39,158 INFO L158 Benchmark]: Boogie Preprocessor took 49.54ms. Allocated memory is still 98.6MB. Free memory was 53.6MB in the beginning and 51.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 04:00:39,158 INFO L158 Benchmark]: RCFGBuilder took 576.04ms. Allocated memory is still 98.6MB. Free memory was 51.9MB in the beginning and 75.2MB in the end (delta: -23.3MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2023-08-29 04:00:39,159 INFO L158 Benchmark]: TraceAbstraction took 67.88ms. Allocated memory is still 98.6MB. Free memory was 74.6MB in the beginning and 67.6MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 04:00:39,161 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 71.3MB. Free memory was 49.5MB in the beginning and 49.4MB in the end (delta: 84.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 506.30ms. Allocated memory is still 98.6MB. Free memory was 75.1MB in the beginning and 55.7MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.78ms. Allocated memory is still 98.6MB. Free memory was 55.6MB in the beginning and 53.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.54ms. Allocated memory is still 98.6MB. Free memory was 53.6MB in the beginning and 51.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 576.04ms. Allocated memory is still 98.6MB. Free memory was 51.9MB in the beginning and 75.2MB in the end (delta: -23.3MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * TraceAbstraction took 67.88ms. Allocated memory is still 98.6MB. Free memory was 74.6MB in the beginning and 67.6MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-29 04:00:39,179 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-ext/39_rand_lock_p0_vs-b.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 963fe2b49296fadf7c892a862a5472be95dcc4e457bf5d1be114d7bd124d5424 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 04:00:41,135 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 04:00:41,137 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 04:00:41,180 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 04:00:41,181 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 04:00:41,182 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 04:00:41,186 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 04:00:41,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 04:00:41,191 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 04:00:41,196 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 04:00:41,197 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 04:00:41,199 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 04:00:41,200 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 04:00:41,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 04:00:41,203 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 04:00:41,207 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 04:00:41,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 04:00:41,209 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 04:00:41,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 04:00:41,214 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 04:00:41,220 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 04:00:41,221 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 04:00:41,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 04:00:41,223 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 04:00:41,231 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 04:00:41,232 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 04:00:41,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 04:00:41,234 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 04:00:41,234 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 04:00:41,235 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 04:00:41,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 04:00:41,241 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 04:00:41,241 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 04:00:41,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 04:00:41,243 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 04:00:41,243 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 04:00:41,243 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 04:00:41,244 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 04:00:41,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 04:00:41,245 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 04:00:41,245 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 04:00:41,248 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 04:00:41,281 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 04:00:41,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 04:00:41,283 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 04:00:41,283 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 04:00:41,284 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 04:00:41,284 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 04:00:41,284 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 04:00:41,285 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 04:00:41,285 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 04:00:41,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 04:00:41,286 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 04:00:41,286 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 04:00:41,286 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 04:00:41,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 04:00:41,286 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 04:00:41,287 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 04:00:41,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 04:00:41,287 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 04:00:41,287 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 04:00:41,287 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 04:00:41,287 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 04:00:41,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 04:00:41,288 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 04:00:41,288 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 04:00:41,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 04:00:41,288 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 04:00:41,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 04:00:41,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 04:00:41,289 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 04:00:41,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 04:00:41,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 04:00:41,289 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 04:00:41,289 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 04:00:41,289 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 04:00:41,290 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 04:00:41,290 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 04:00:41,290 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 04:00:41,290 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 04:00:41,290 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 04:00:41,290 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 963fe2b49296fadf7c892a862a5472be95dcc4e457bf5d1be114d7bd124d5424 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 04:00:41,570 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 04:00:41,587 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 04:00:41,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 04:00:41,590 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 04:00:41,591 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 04:00:41,592 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/39_rand_lock_p0_vs-b.i [2023-08-29 04:00:42,856 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 04:00:43,137 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 04:00:43,138 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/39_rand_lock_p0_vs-b.i [2023-08-29 04:00:43,148 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0866f3840/03c62087f0774f62ab6a0e2465ff5b97/FLAG14223a95a [2023-08-29 04:00:43,160 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0866f3840/03c62087f0774f62ab6a0e2465ff5b97 [2023-08-29 04:00:43,162 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 04:00:43,163 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 04:00:43,164 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 04:00:43,165 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 04:00:43,167 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 04:00:43,168 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:00:43" (1/1) ... [2023-08-29 04:00:43,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@110c13ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:43, skipping insertion in model container [2023-08-29 04:00:43,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:00:43" (1/1) ... [2023-08-29 04:00:43,179 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 04:00:43,228 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 04:00:43,506 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/39_rand_lock_p0_vs-b.i[30403,30416] [2023-08-29 04:00:43,516 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 04:00:43,530 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 04:00:43,579 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/39_rand_lock_p0_vs-b.i[30403,30416] [2023-08-29 04:00:43,588 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 04:00:43,626 INFO L208 MainTranslator]: Completed translation [2023-08-29 04:00:43,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:43 WrapperNode [2023-08-29 04:00:43,627 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 04:00:43,629 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 04:00:43,629 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 04:00:43,629 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 04:00:43,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:43" (1/1) ... [2023-08-29 04:00:43,667 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:43" (1/1) ... [2023-08-29 04:00:43,693 INFO L138 Inliner]: procedures = 175, calls = 16, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 90 [2023-08-29 04:00:43,694 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 04:00:43,695 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 04:00:43,695 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 04:00:43,695 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 04:00:43,703 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:43" (1/1) ... [2023-08-29 04:00:43,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:43" (1/1) ... [2023-08-29 04:00:43,715 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:43" (1/1) ... [2023-08-29 04:00:43,716 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:43" (1/1) ... [2023-08-29 04:00:43,736 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:43" (1/1) ... [2023-08-29 04:00:43,743 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:43" (1/1) ... [2023-08-29 04:00:43,746 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:43" (1/1) ... [2023-08-29 04:00:43,751 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:43" (1/1) ... [2023-08-29 04:00:43,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 04:00:43,761 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 04:00:43,762 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 04:00:43,762 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 04:00:43,763 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:43" (1/1) ... [2023-08-29 04:00:43,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 04:00:43,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 04:00:43,795 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-29 04:00:43,821 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-29 04:00:43,833 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-08-29 04:00:43,833 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-08-29 04:00:43,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 04:00:43,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 04:00:43,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 04:00:43,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 04:00:43,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 04:00:43,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 04:00:43,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 04:00:43,835 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 04:00:44,023 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 04:00:44,025 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 04:00:44,246 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 04:00:44,337 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 04:00:44,339 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-29 04:00:44,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:00:44 BoogieIcfgContainer [2023-08-29 04:00:44,341 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 04:00:44,343 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 04:00:44,343 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 04:00:44,346 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 04:00:44,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 04:00:43" (1/3) ... [2023-08-29 04:00:44,347 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@706b664a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:00:44, skipping insertion in model container [2023-08-29 04:00:44,347 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:43" (2/3) ... [2023-08-29 04:00:44,347 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@706b664a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:00:44, skipping insertion in model container [2023-08-29 04:00:44,347 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:00:44" (3/3) ... [2023-08-29 04:00:44,348 INFO L112 eAbstractionObserver]: Analyzing ICFG 39_rand_lock_p0_vs-b.i [2023-08-29 04:00:44,355 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 04:00:44,365 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 04:00:44,365 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2023-08-29 04:00:44,366 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 04:00:44,439 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 04:00:44,445 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-29 04:00:44,450 INFO L158 Benchmark]: Toolchain (without parser) took 1286.39ms. Allocated memory is still 83.9MB. Free memory was 62.2MB in the beginning and 61.0MB in the end (delta: 1.2MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2023-08-29 04:00:44,450 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 65.0MB. Free memory is still 42.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 04:00:44,451 INFO L158 Benchmark]: CACSL2BoogieTranslator took 463.17ms. Allocated memory is still 83.9MB. Free memory was 61.9MB in the beginning and 41.5MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-08-29 04:00:44,451 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.45ms. Allocated memory is still 83.9MB. Free memory was 41.5MB in the beginning and 39.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 04:00:44,452 INFO L158 Benchmark]: Boogie Preprocessor took 65.66ms. Allocated memory is still 83.9MB. Free memory was 39.4MB in the beginning and 63.4MB in the end (delta: -24.0MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. [2023-08-29 04:00:44,452 INFO L158 Benchmark]: RCFGBuilder took 580.48ms. Allocated memory is still 83.9MB. Free memory was 63.4MB in the beginning and 42.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-08-29 04:00:44,452 INFO L158 Benchmark]: TraceAbstraction took 105.84ms. Allocated memory is still 83.9MB. Free memory was 41.6MB in the beginning and 61.0MB in the end (delta: -19.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-29 04:00:44,455 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 65.0MB. Free memory is still 42.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 463.17ms. Allocated memory is still 83.9MB. Free memory was 61.9MB in the beginning and 41.5MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.45ms. Allocated memory is still 83.9MB. Free memory was 41.5MB in the beginning and 39.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.66ms. Allocated memory is still 83.9MB. Free memory was 39.4MB in the beginning and 63.4MB in the end (delta: -24.0MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. * RCFGBuilder took 580.48ms. Allocated memory is still 83.9MB. Free memory was 63.4MB in the beginning and 42.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 105.84ms. Allocated memory is still 83.9MB. Free memory was 41.6MB in the beginning and 61.0MB in the end (delta: -19.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-29 04:00:44,482 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE